Ballpoint pen



FIG. 1 is a perspective view of the ballpoint pen of the present invention.

FIG. 2 is a front elevational view of the ballpoint pen.

FIG. 3 is a back elevational view of the ballpoint pen as shown in FIG. 2.

FIG. 4 is a left side elevational view of the ballpoint pen as shown in FIG. 2.

FIG. 5 is a right side elevational view of the ballpoint pen as shown in FIG. 2.

FIG. 6 is an enlarged top view of the ballpoint pen as shown in FIG. 2; and,

FIG. 7 is an enlarged bottom view of the ballpoint pen as shown in FIG. 2. 

CLAIM The ornamental design for a ballpoint pen, as shown and described. 